Home / 939,335.26-1,296,404.75-526,029.42

Finding the Fourth Proportional to 939,335.26, 1,296,404.75 and 526,029.42

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Solution

The fourth proportional to 939,335.26, 1,296,404.75 and 526,029.42 is: 725,988.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,335.26 : 1,296,404.75 = 526,029.42 : x
  2. Step 2: Convert to fraction form
    939,335.26/1,296,404.75 = 526,029.42/x
  3. Step 3: Cross multiply
    939,335.26x = 1,296,404.75 × 526,029.42
  4. Step 4: Simplify right side
    939,335.26x = 681,947,038,727.75
  5. Step 5: Solve for x
    x = 681,947,038,727.75/939,335.26
  6. Step 6: Final answer
    x = 725,988.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.